At which stage, the homologous chromosomes separate due to repulsion, but are held together by the chiasmata?

Zygotene

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Diplotene

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Pachytene

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Diakinesis

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Solution

The correct option is B
Diplotene

The diplotene stage is recognised by the dissolution of the synaptonemal complex and the tendency of the recombined homologous chromosomes of the bivalents to separate from each other except at the sites of crossovers or the chiasmata.

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